Up to April 2003, the papers published are as follows: **96 papers, including 78 papers published by foreign journals, international conferences and domestic core journals. Among the published papers, SCI included 1 article, EI included 29 articles and 22 articles. Among the conference papers at home and abroad, 2 papers won excellent papers in international conferences, 2 of which were published in CIGRE 2002 GROUP 33, and 5 papers won excellent papers in domestic conferences.